JEE Main & Advanced Physics Current Electricity, Charging & Discharging Of Capacitors Question Bank Heating Effect of Current

  • question_answer The current flowing through a lamp marked as 50 W and 250 V is                                               [MH CET (Med.) 2001]

    A)            5 amp                                     

    B)            2.5 amp

    C)            2 amp                                     

    D)            0.2 amp

    Correct Answer: D

    Solution :

               \[i=\frac{P}{V}=\frac{50}{250}=0.2\,amp.\]

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